Test cartridge base



FIG. 1 is a top, front perspective view of a test cartridge base;

FIG. 2 is a top, rear perspective view of the test cartridge base of FIG. 1;

FIG. 3. is a bottom, rear perspective view of the test cartridge base of FIG. 1;

FIG. 4 is a top view of the test cartridge base of FIG. 1;

FIG. 5 is a bottom view of the test cartridge base of FIG. 1;

FIG. 6 is a left-side view of the test cartridge base of FIG. 1;

FIG. 7 is a right-side view of the test cartridge base of FIG. 1;

FIG. 8 is a front view of the test cartridge base of FIG. 1;

FIG. 9 is a rear view of the test cartridge base of FIG. 1;

FIG. 10 is a top, front perspective view of the test cartridge base of FIG. 1, wherein a test cartridge has been fully inserted into the test cartridge base;

FIG. 11 is a top, rear perspective view of the test cartridge base of FIG. 1, wherein a test cartridge has been fully inserted into the test cartridge base;

FIG. 12 is a top view of the test cartridge base of FIG. 1, wherein a test cartridge has been fully inserted into the test cartridge base;

FIG. 13 is a bottom view of the test cartridge base of FIG. 1, wherein a test cartridge has been fully inserted into the test cartridge base; and,

FIG. 14 is a front view of the test cartridge base of FIG. 1, wherein a test cartridge has been fully inserted into the test cartridge base.

The broken lines showing the test cartridge in FIGS. 10-14 represent environmental subject matter; the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a test cartridge base, as shown and described. 